API Functionality Testing Using JMeter

Apache JMeter is a popular open-source software used for performance testing.

In this blog, we will shed light on how to use JMeter for REST API automation for functionality testing.

We’ve used sample APIs from https://reqres.in/site, which lists multiple real APIs that can be used for testing. We selected user management APIs, which can register user, login user, list all users, create users, update users, and delete users.